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Delving Deeper
Delving Deeper: The Where, Why, and How of Solving

Marshall Lassak, Brad Heller Steven Siegel 

May 2006, Volume 99, Issue 9, Page 650

This issue focuses on using technology and algebra to investigate the number of solutions for a particular exponential function and its inverse over a given interval. Also includes "The Angles between the Sides of a Quadrilateral and Its Diagonals" by Steven Siegel.he aim of Delving Deeper is for teachers to pose and solve novel math problems, expand on mathematical connections, or offer new insights into familiar math concepts. Delving Deeper focuses on mathematics content appealing to secondary school teachers. It provides a forum that allows classroom teachers to share their mathematics from their work with students, their classroom investigations and products, and their other experiences. Delving Deeper is a regular department of Mathematics Teacher.

Conceptual Development
Grades 9-12
Trig Identities
Problem Solving / Problem Posing
Reasoning and Proof